I have them. Nice on a full suspension setup. Not sure if a stock car would notice. Really helpful for those that got a clunk back there.
2003 Ford Focus ZX3 2.3l N/A = 221 HP, 162 ft-lbs, firstname.lastname@example.orgMPH - SOLD
2006 Ford Fusion 2.3l Turbo = 244HP, 247ft-lbs
2016 Ford Fusion Hybrid